Home / 274,833,513.16-379,452,879.64-211,140,412.26

Finding the Fourth Proportional to 274,833,513.16, 379,452,879.64 and 211,140,412.26

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Solution

The fourth proportional to 274,833,513.16, 379,452,879.64 and 211,140,412.26 is: 291,514,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,833,513.16 : 379,452,879.64 = 211,140,412.26 : x
  2. Step 2: Convert to fraction form
    274,833,513.16/379,452,879.64 = 211,140,412.26/x
  3. Step 3: Cross multiply
    274,833,513.16x = 379,452,879.64 × 211,140,412.26
  4. Step 4: Simplify right side
    274,833,513.16x = 80,117,837,440,433,760
  5. Step 5: Solve for x
    x = 80,117,837,440,433,760/274,833,513.16
  6. Step 6: Final answer
    x = 291,514,075.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.